Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / include / c_global / cmath.tcc

diff --git a/libstdc++-v3/include/c_global/cmath.tcc b/libstdc++-v3/include/c_global/cmath.tcc
new file mode 100644 (file)
index 0000000..9f4c853
--- /dev/null
+++ b/libstdc++-v3/include/c_global/cmath.tcc
@@ -0,0 +1,55 @@
+// -*- C++ -*- C math library.
+
+// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
+// Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+// This file was written by Gabriel Dos Reis <gdr@codesourcery.com>
+
+/** @file cmath.tcc
+ *  This is a Standard C++ Library file.
+ */
+
+#ifndef _GLIBCXX_CMATH_TCC
+#define _GLIBCXX_CMATH_TCC 1
+
+_GLIBCXX_BEGIN_NAMESPACE(std)
+
+  template<typename _Tp>
+    inline _Tp
+    __cmath_power(_Tp __x, unsigned int __n)
+    {
+      _Tp __y = __n % 2 ? __x : _Tp(1);
+
+      while (__n >>= 1)
+        {
+          __x = __x * __x;
+          if (__n % 2)
+            __y = __y * __x;
+        }
+
+      return __y;
+    }
+
+_GLIBCXX_END_NAMESPACE
+
+#endif